Live Chat I-90 Community Nearby Traffic Highland Post Office (Amenity postoffice) 2024-06-05 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Highland Post Office (Amenity Postoffice) Munster, IN 3.62 Griffith, IN 3.76 Hammond, IN 4.22 Interstate highway exits close to Highland Post Office (Amenity Postoffice) Exit 3b a, i94 2.70 Exit 5b a, i94 3.10 Exit 2b a, i94 3.28 Interstate highways close to Highland Post Office (Amenity Postoffice) i94 map 2.70 i80 map 6.35 i90 map 7.05 State roads close to Highland Post Office (Amenity Postoffice) US 41 IN map 1.12 IN 912 map 2.14 US 6 IN map 2.69